diff --git a/packages/opencode/src/provider/transform.ts b/packages/opencode/src/provider/transform.ts
index 02fdffa00..6148b66b5 100644
--- a/packages/opencode/src/provider/transform.ts
+++ b/packages/opencode/src/provider/transform.ts
@@ -580,15 +580,15 @@ export namespace ProviderTransform {
     }
 
     if (input.model.api.id.includes("gpt-5") && !input.model.api.id.includes("gpt-5-chat")) {
-      if (input.model.providerID.includes("codex")) {
-        result["store"] = false
-      }
-
-      if (!input.model.api.id.includes("codex") && !input.model.api.id.includes("gpt-5-pro")) {
+      if (!input.model.api.id.includes("gpt-5-pro")) {
         result["reasoningEffort"] = "medium"
       }
 
-      if (input.model.api.id.endsWith("gpt-5.") && input.model.providerID !== "azure") {
+      if (
+        input.model.api.id.includes("gpt-5.") &&
+        !input.model.api.id.includes("codex") &&
+        input.model.providerID !== "azure"
+      ) {
         result["textVerbosity"] = "low"
       }